/*
 * Copyright 2000-2015 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.diff.tools.util.side;

import com.intellij.diff.tools.util.breadcrumbs.BreadcrumbsPlacement;
import com.intellij.diff.tools.util.breadcrumbs.DiffBreadcrumbsPanel;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;

@ApiStatus.Internal
public class DiffContentPanel extends DiffContentLayoutPanel {
  @Nullable private DiffBreadcrumbsPanel myBreadcrumbs;

  public DiffContentPanel(@NotNull JComponent content) {
    super(content);
  }

  public void setBreadcrumbs(@Nullable DiffBreadcrumbsPanel breadcrumbs) {
    if (breadcrumbs != null) {
      myBreadcrumbs = breadcrumbs;
    }
  }

  public void updateBreadcrumbsPlacement(@NotNull BreadcrumbsPlacement placement) {
    if (myBreadcrumbs == null) return;

    setTopBreadcrumbs(placement == BreadcrumbsPlacement.TOP ? myBreadcrumbs : null);
    setBottomBreadcrumbs(placement == BreadcrumbsPlacement.BOTTOM ? myBreadcrumbs : null);
    myBreadcrumbs.setCrumbsShown(placement != BreadcrumbsPlacement.HIDDEN);

    validate();
    repaint();
  }
}
